class_docstr: Two dimentional buffer of :class:`.Char` instances.
class_docstr_tok: ["Two","dimentional","buffer","of",":","class",":","`",".Char","`","instances","."]
docstr: For all the characters in the screen. Set the token to the given `token`.
docstr_tok: ["For","all","the","characters","in","the","screen",".","Set","the","token","to","the","given","`","token","`","."]
code: def replace_all_tokens(self, token):
      """
      For all the characters in the screen. Set the token to the given `token`.
      """
      b = self.data_buffer
  
      for y, row in b.items():
          for x, char in row.items():
              b[y][x] = _CHAR_CACHE[char.char, token]
  
file_path: catboost/contrib/python/prompt-toolkit/py2/prompt_toolkit/layout/screen.py
imports: from __future__ import unicode_literals
  from prompt_toolkit.cache import FastDictCache
  from prompt_toolkit.token import Token
  from prompt_toolkit.utils import get_cwidth
  from collections import defaultdict, namedtuple
label_desc: Use image node_id 2 for calling the Screen obj's underlying member method code with example usage: obj.replace_all_tokens(token) without return types